package com.liuzhengting.security.interceptor;

import com.alibaba.fastjson.JSON;
import com.liuzhengting.common.model.ErrorCode;
import com.liuzhengting.common.model.GeneralResult;
import com.liuzhengting.security.utils.JsonResult;
import com.liuzhengting.security.utils.json.ResultCode;
import com.liuzhengting.security.utils.json.ResultTool;
import org.springframework.security.authentication.*;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @Author: Hutengfei
 * @Description: 登录失败处理逻辑
 * @Date Create in 2019/9/3 15:52
 */
@Component
public class CustomizeAuthenticationFailureHandler implements AuthenticationFailureHandler {
	
	@Override
	public void onAuthenticationFailure(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, AuthenticationException e) throws IOException, ServletException {
		//返回json数据
		GeneralResult generalResult = new GeneralResult();
		if (e instanceof AccountExpiredException) {
			//账号过期
			generalResult.setErr(ErrorCode.USER_ACCOUNT_EXPIRED);
		} else if (e instanceof BadCredentialsException) {
			//密码错误
			generalResult.setErr(ErrorCode.USER_CREDENTIALS_ERROR);
		} else if (e instanceof CredentialsExpiredException) {
			//密码过期
			generalResult.setErr(ErrorCode.USER_CREDENTIALS_EXPIRED);
		} else if (e instanceof DisabledException) {
			//账号不可用
			generalResult.setErr(ErrorCode.USER_ACCOUNT_DISABLE);
		} else if (e instanceof LockedException) {
			//账号锁定
			generalResult.setErr(ErrorCode.USER_ACCOUNT_LOCKED);
		} else if (e instanceof InternalAuthenticationServiceException) {
			//用户不存在
			generalResult.setErr(ErrorCode.USER_ACCOUNT_NOT_EXIST);
		}else{
			//其他错误
			generalResult.setErr(ErrorCode.USER_COMMON_FAIL);
		}
		//处理编码方式，防止中文乱码的情况
		httpServletResponse.setContentType("text/json;charset=utf-8");
		//塞到HttpServletResponse中返回给前台
		httpServletResponse.getWriter().write(JSON.toJSONString(generalResult));
	}
}

